DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 803

• Manufacturer Part Number: DF3052BX25V
• Description: MCU 5V 512K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3052BX25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

BRCR—Bus Release Control Register
ISCR—IRQ Sense Control Register
Bit
Modes
1, 2,
5, 7
Modes
3, 4, 6
Bit
Initial value
Read/Write
Initial value
Read/Write
Initial value
Read/Write
R/W
A23E
Address 23 to 21 enable
—
R/W
7
0
0 Address output
1 Other input/output
—
7
1
1
R/W
A22E
IRQ to IRQ sense control
—
R/W
6
0
0 Interrupts are requested when IRQ to IRQ inputs are low
1 Interrupts are requested by falling-edge input at IRQ to IRQ
—
6
1
1
5
IRQ5SC
R/W
A21E
R/W
5
0
—
5
1
1
Bus release enable
0
0 The bus cannot be released to an external device
1 The bus can be released to an external device
IRQ4SC
R/W
4
0
—
—
—
4
1
1
Rev. 3.00 Mar 21, 2006 page 773 of 814
IRQ3SC
R/W
3
0
—
—
—
3
1
1
Appendix B Internal I/O Register
H'F3
H'F4
IRQ2SC
R/W
5
2
0
—
—
—
2
1
1
Interrupt controller
IRQ1SC
0
R/W
REJ09B0302-0300
1
0
—
—
—
Bus controller
1
1
1
5
IRQ0SC
R/W
BRLE
R/W
R/W
0
0
0
0
0
0